Answer:
Mass Number and Atomic Number
Explanation:
Alpha decay or α-decay is a type of radioactive decay in which an atomic nucleus emits an alpha particle and thereby transforms or 'decays' into a different atomic nucleus, with a mass number that is reduced by four and an atomic number that is reduced by two.
The answer is C. Dry Deserts and Cold Tundra
Answer:
c i think
Explanation:
I don't know just trying to help hope you have a good day